shithub: musw

Download patch

ref: d85705bf67be2a23e3d928f9670732be5484f958
parent: 97ec1b6d99fa48e46d9ba15ddbf434df2008dfdb
author: rodri <rgl@antares-labs.eu>
date: Tue Jul 27 09:55:18 EDT 2021 

first stages of a full-featured client.


--- a/dat.h
+++ b/dat.h
@@ -1,5 +1,3 @@
-#define FPS2MS(fps)	(1000/(fps))
-
 typedef struct GameState GameState;
 typedef struct Derivative Derivative;
 typedef struct Conn Conn;
--- a/fns.h
+++ b/fns.h
@@ -1,3 +1,5 @@
+#define FPS2MS(fps)	(1000/(fps))
+
 /*
  * alloc
  */
--- a/musw.c
+++ b/musw.c
@@ -1,18 +1,97 @@
 #include <u.h>
 #include <libc.h>
 #include <thread.h>
+#include <draw.h>
+#include <mouse.h>
+#include <keyboard.h>
 #include "dat.h"
 #include "fns.h"
 
+enum {
+	K↑,
+	K←,
+	K→,
+	Kfire,
+	Khyper,
+	Kquit,
+	NKEYS
+};
+
+Rune keys[NKEYS] = {
+ [K↑]		Kup,
+ [K←]		Kleft,
+ [K→]		Kright,
+ [Kfire]	' ',
+ [Khyper]	'h',
+ [Kquit]	'q'
+};
+ulong kup, kdown;
+
+typedef struct Ball Ball;
+struct Ball
+{
+	double x, v;
+};
+
+Ball bouncer;
 int debug;
 
 
 void
-threadnetin(void *arg)
+kbdproc(void *)
 {
+	Rune r, *k;
+	char buf[128], *s;
+	int fd, n;
+
+	threadsetname("kbdproc");
+
+	if((fd = open("/dev/kbd", OREAD)) < 0)
+		sysfatal("kbdproc: %r");
+
+	memset(buf, 0, sizeof buf);
+
+	for(;;){
+		if(buf[0] != 0){
+			n = strlen(buf)+1;
+			memmove(buf, buf+n, sizeof(buf)-n);
+		}
+		if(buf[0] == 0){
+			if((n = read(fd, buf, sizeof(buf)-1)) <= 0)
+				break;
+			buf[n-1] = 0;
+			buf[n] = 0;
+		}
+		if(buf[0] == 'c'){
+			if(utfrune(buf, Kdel)){
+				close(fd);
+				threadexitsall(nil);
+			}
+		}
+		if(buf[0] != 'k' && buf[0] != 'K')
+			continue;
+		s = buf+1;
+		kdown = 0;
+		while(*s){
+			s += chartorune(&r, s);
+			for(k = keys; k < keys+NKEYS; k++)
+				if(r == *k){
+					kdown |= 1 << k-keys;
+					break;
+				}
+		}
+		kup = ~kdown;
+
+		if(debug)
+			fprint(2, "kup\t%lub\nkdown\t%lub\n", kup, kdown);
+	}
+}
+
+void
+threadnetrecv(void *arg)
+{
 	uchar buf[256];
 	int fd, n;
-	double x, v;
 	Ioproc *io;
 
 	fd = *((int*)arg);
@@ -19,31 +98,58 @@
 	io = ioproc();
 
 	while((n = ioread(io, fd, buf, sizeof buf)) > 0){
-		unpack(buf, n, "dd", &x, &v);
-		n = snprint((char *)buf, sizeof buf, "state: x=%g v=%g\n", x, v);
-		if(iowrite(io, 1, buf, n) != n)
-			fprint(2, "iowrite: %r\n");
+		unpack(buf, n, "dd", &bouncer.x, &bouncer.v);
+
+		if(debug)
+			fprint(2, "bouncer [%g %g]\n", bouncer.x, bouncer.v);
 	}
 	closeioproc(io);
 }
 
+void resize(void);
+
 void
-threadnetout(void *arg)
+threadresize(void *arg)
 {
-	char buf[256];
-	int fd, n;
-	Ioproc *io;
+	Mousectl *mc;
+	Alt a[3];
 
-	fd = *((int*)arg);
-	io = ioproc();
+	mc = arg;
+	a[0].op = CHANRCV; a[0].c = mc->c; a[0].v = &mc->Mouse;
+	a[1].op = CHANRCV; a[1].c = mc->resizec; a[1].v = nil;
+	a[2].op = CHANEND;
 
-	while((n = ioread(io, 0, buf, sizeof buf)) > 0)
-		if(iowrite(io, fd, buf, n) != n)
-			fprint(2, "iowrite: %r\n");
-	closeioproc(io);
+	for(;;)
+		if(alt(a) == 1)
+			resize();
 }
 
 void
+redraw(void)
+{
+	lockdisplay(display);
+
+	draw(screen, screen->r, display->black, nil, ZP);
+	fillellipse(screen, addpt(screen->r.min,Pt(Dx(screen->r)/2,Dy(screen->r)/2+bouncer.x)), 2, 2, display->white, ZP);
+
+	flushimage(display, 1);
+	unlockdisplay(display);
+}
+
+void
+resize(void)
+{
+	if(debug)
+		fprint(2, "resizing\n");
+
+	lockdisplay(display);
+	if(getwindow(display, Refnone) < 0)
+		sysfatal("resize failed");
+	unlockdisplay(display);
+	redraw();
+}
+
+void
 usage(void)
 {
 	fprint(2, "usage: %s [-d] server\n", argv0);
@@ -55,6 +161,8 @@
 {
 	char *server;
 	int fd;
+	Mousectl *mc;
+	Ioproc *io;
 
 	ARGBEGIN{
 	case 'd':
@@ -67,11 +175,27 @@
 		usage();
 	server = argv[0];
 
+	if(newwindow("-dx 640 -dy 480") < 0)
+		sysfatal("newwindow: %r");
+	if(initdraw(nil, nil, nil) < 0)
+		sysfatal("initdraw: %r");
+	if((mc = initmouse(nil, screen)) == nil)
+		sysfatal("initmouse: %r");
+	display->locking = 1;
+	unlockdisplay(display);
+
+	proccreate(kbdproc, nil, 4096);
+
 	fd = dial(server, nil, nil, nil);
 	if(fd < 0)
 		sysfatal("dial: %r");
 
-	threadcreate(threadnetin, &fd, 4096);
-	threadcreate(threadnetout, &fd, 4096);
-	threadexits(nil);
+	threadcreate(threadnetrecv, &fd, 4096);
+	threadcreate(threadresize, mc, 4096);
+
+	io = ioproc();
+	for(;;){
+		redraw();
+		iosleep(io, FPS2MS(30));
+	}
 }
--- a/muswd.c
+++ b/muswd.c
@@ -169,8 +169,10 @@
 		state.x, state.v);
 }
 
+
+/* Command & Control */
 void
-threadctl(void *)
+threadC2(void *)
 {
 	int fd, pfd[2], n, ncmdargs;
 	char buf[256], *usr, *cmdargs[2];
@@ -243,7 +245,7 @@
 	lobby = newlobby();
 	inittheparty();
 
-	threadcreate(threadctl, nil, 4096);
+	threadcreate(threadC2, nil, 4096);
 	threadcreate(threadlisten, adir, 4096);
 	threadcreate(threadsim, nil, 4096);
 	threadexits(nil);